From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751727Ab1HRRhY (ORCPT ); Thu, 18 Aug 2011 13:37:24 -0400 Received: from mx1.redhat.com ([209.132.183.28]:16143 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750896Ab1HRRhW (ORCPT ); Thu, 18 Aug 2011 13:37:22 -0400 Message-ID: <4E4D4DAC.8080304@redhat.com> Date: Thu, 18 Aug 2011 10:36:44 -0700 From: Avi Kivity User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:5.0) Gecko/20110707 Thunderbird/5.0 MIME-Version: 1.0 To: Sasha Levin CC: linux-kernel@vger.kernel.org, Rusty Russell , "Michael S. Tsirkin" , virtualization@lists.linux-foundation.org, kvm@vger.kernel.org, Pekka Enberg , Ingo Molnar Subject: Re: [PATCH] virtio-blk: Add stats VQ to collect information about devices References: <1313524071-27250-1-git-send-email-levinsasha928@gmail.com> <4E4C481A.5080205@redhat.com> <1313642283.22532.4.camel@lappy> <4E4D2B6D.1040908@redhat.com> <1313684984.30799.20.camel@lappy> In-Reply-To: <1313684984.30799.20.camel@lappy> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 08/18/2011 09:29 AM, Sasha Levin wrote: > > > > What can you do with it? > > > > I was actually planning on submitting another patch that would add > something similar into virtio-net. My plan was to enable collecting > statistics regarding memory, network and disk usage in a simple manner > without accessing guests. > > How can this be used? my vision behind it was automation of kernel > testing and benchmarking. > This is something that can be used by very few people, but everyone has to carry it. It's more efficient to add statistics support to your automation framework (involving the guest). -- I have a truly marvellous patch that fixes the bug which this signature is too narrow to contain.